SQL Learning

SQL (Structured Query Language) is a programming language used to manage and manipulate data stored in relational databases. If you want to learn SQL, here are some steps you can follow: It’s also a good idea to get hands-on experience by working on real-world projects or participating in online coding challenges. This will help you […]

Variables in Java

In Java, a variable is a piece of storage that holds a value. You can think of a variable as a container that holds data. Variables have a specific type, which determines what kind of values they can hold. For example, an integer variable can hold only whole numbers, while a string variable can hold […]

Docker

Docker is a tool designed to make it easier to create, deploy, and run applications by using containers. Containers allow a developer to package up an application with all of the parts it needs, such as libraries and other dependencies, and ship it all out as one package. Here are some examples of how Docker […]

Java Arrays

An array in Java is a data structure that allows you to store a fixed-size collection of elements of the same type. You can think of an array as a list or sequence of elements, where each element is identified by an index. Here is an example of how to declare and initialize an array […]

nmap

Nmap (short for Network Mapper) is a free and open-source network scanner tool that is used to discover hosts and services on a computer network. It can be used to scan both large networks and small networks, such as a local network at home or a single host. Nmap uses raw IP packets to determine […]

Java Sets

The java.util.Set interface is a member of the Java Collections Framework and extends the java.util.Collection interface. It is an unordered collection of objects, in which duplicate values cannot be stored. Some of the common methods of the Set interface are: add(E e): Adds the specified element to this set if it is not already present.clear(): […]

Data Structures in Java

There are several built-in data structures in Java that you can use to store and organize data in your programs. These data structures include: These are some of the most commonly used data structures in Java. You can use these data structures to store and organize data in your programs in a variety of ways, […]

Java Hash table

Time to go back to basics and just try to solve problems here and there using Java. Java and PHP and my favorite languages so lets stay current by keeping our skills up to date. A hash table is a data structure that is used to store keys and values in a way that allows […]

if else Statements in Powershell

Coming from another Language if else Statements with Powershell is pretty straight forward. Lets just see an example for syntax. $eggs = 14 if ($eggs -eq 12) {“You have exactly a dozen eggs.”}elseif ($eggs -lt 12) {“You have less than a dozen eggs.”}else {“You have more than a dozen eggs.”} Something different than other languages […]

Filtering OBJECTS in Powershell

Hey there, When we think of filtering an Object basically that’s just a fancy way to say I am going to look for an answer about a certain Object. Let’s just say You want to know how to look for the disable accounts in the system? The answer would be as follows: What is happening […]